n arrow is shot vertically upward at a rate of 180 feet per second from ground level. Use the projectile formula h = − 16 t 2 + v 0 t + h 0 to determine when the arrow hit the ground. [Recall that v 0 is the initial velocity of the object and h 0 is the inital height of the object.]

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4

Find │–14│ a. 14 b. –14 c. start fraction 1 over 14 end fraction

Examine this system of equations. what integer should the second equation be multiplied by so that when the two equations are added together, the x term is eliminated? 3/4x+1/7y=6 1/8x-3/5y=16